Will walls reduce range?
Yes. Building materials such as concrete, brick, metal, and dense walls reduce effective distance compared with open line-of-sight ratings.
Add receivers where alerts need to be heard or seen, from back offices and warehouses to bedrooms, garages, and workshops.
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SKU: ERA-DCRX
The ERA-DCRX is a commercial wireless door chime receiver with four programmable zones, each with its own 12V DC output and a shared C-FORM relay for triggering external devices. It works with up to 12 ERA transmitters (three per zone) over a 4,000 ft line-of-sight range, so it suits offices, shops, and warehouses that need zoned entrance alerts and device control.

SKU: SS135
The SS135 is a plug-in wireless door alert receiver that acts as the hub for an SS-series home system. It offers 58 melodies, four volume levels up to 90dB, LED flash alerts, and up to 600 ft of range, and it pairs with up to 58 SS sensors so you can cover doors, windows, and driveways with a distinct sound for each.

SKU: LRA-DCRXS-L
The LRA-DCRXS-L plug-in strobe doorbell receiver flashes a bright LED and can chime at an adjustable 80-90 dB, giving deaf and hard-of-hearing users a clear visual alert. It plugs into any standard outlet, works with all LRA transmitters over a 1,000 ft range, and offers three modes: sound only, strobe only, or both. Choose from 13 melodies across two zones.

SKU: SS155
The SS155 is a flashing doorbell light receiver that turns a wireless alert into a bright LED strobe. It plugs into any standard outlet, has a range up to 600 ft, and works with all SS series transmitters. At 3.25" square it gives a clear visual signal for deaf, elderly, and hard-of-hearing users when someone presses a button or a sensor activates.

SKU: ERA-RXPG
The ERA-RXPG is a plug-in receiver with a built-in strobe that pairs with up to 12 ERA transmitters and sensors, from push buttons to motion sensors and doorbell extenders. Run it in sound, strobe, or sound-and-strobe mode, with four volume levels up to 95 dB and a 4,000 ft range. A flexible alert point for property monitoring in noisy or quiet areas.
Both cover a doorbell. The difference is how far the signal has to go, and how much you need to expand later.
Warehouses, retail stores, offices, loading docks, and remote entrances
Longest range, stronger commercial positioning, accessory-ready expansion
Shop ERA systemsHomes, clinics, offices, studios, and smaller business layouts
Flexible receivers, useful range, easier fit for mixed home/business needs
Shop LRA systemsThe right product depends on the trigger location and the response location. Start with doors, docks, counters, driveways, or remote buildings, then choose ERA, LRA, or SS based on range and add receivers or visual alerts where people actually need to notice the signal.
Yes. Building materials such as concrete, brick, metal, and dense walls reduce effective distance compared with open line-of-sight ratings.
Yes. Add compatible transmitters, receivers, strobes, sirens, and accessories as more doors, rooms, or work areas need alerts.
Many wireless alert systems are positioned for straightforward setup, with support content close to the buying action for compatibility and pairing questions.
Move from the product catalog into setup guides, sound previews, buying articles, and direct support.
Move from the catalog into setup guides, compatibility answers, and troubleshooting articles.
Learn moreOpen the full article and manual library when you already know the product family or problem type.
Learn moreListen to the actual alert tones before deciding on a receiver or strobe.
Learn moreCompare product families and plan your alert system before choosing a kit.
Learn moreHead back to the catalog once you know which family or alert type fits the job.
Learn moreReach the Safeguard team when the next decision still needs a human recommendation.
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